Made of polyester.The 4-in-1 smart controller allows you to control each heating zone simultaneously or separately. So you can adjust the heating vest and the temperature levels of the vest as desired. You can turn off the lights on the controller to avoid light interference, while the heating vest with power bank is in use.Perfect for outdoor and indoor activities in autumn and winter, such as camping, hiking, fishing and office activities. 21 heating zones, 4 push buttons and 3 heating levels, adjustable temperature.Not include the bank.

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Price	$52.69	$49.39	$45.29	$39.89	$33.99	$26.99